{{ define "PostHtml/index.html"}}
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>用户添加页面</h1>
<form action="/add_data" method="post">
    用户名：<input type="text" name="username"> <br>
    密&nbsp;&nbsp;&nbsp;码：<input type="password" name="password"> <br>
    <input type="submit" value="提交">
</form>
</body>
</html>
{{end}}